Piston Ring, Engine
Piston Ring Groove ClearanceStandard ring groove clearance
If the clearance is not as specified, replace the piston.
Piston Ring End Gap
Using a piston, push the piston ring a little beyond the bottom of the ring travel, 110 mm (4.33 inch) from the top of the cylinder block.
Using a feeler gauge, measure the end gap.
Standard end gap